Control device having image output

Abstract

A control device having image output includes a transmission interface and a control circuit. The transmission interface has a first transmission port and a second transmission port. When the first transmission port is connected to a handheld device, the control device obtains a first input power supplied by the handheld device through the first transmission port, and when the second transmission port is connected to a first external device, the control circuit identifies the first external device. When the first external device is a display device, the control circuit controls the handheld device to supply power to the display device, and controls the display device to display a display signal of the handheld device. When the first external device is a charging device, the control circuit controls the charging device to supply power to the handheld device.

What is claimed is: 
     
         1 . A control device having image output, comprising:
 a transmission interface having a first transmission port and a second transmission port; and   a control circuit, wherein, when the first transmission port is connected to a handheld device, the control device obtains a first input power supplied by the handheld device through the first transmission port, and when the second transmission port is connected to a first external device, the control circuit identifies the first external device;   wherein, when the control circuit identifies that the first external device is a display device, the control circuit controls the first input power to be output to the second transmission port to supply power to the display device, and the control circuit obtains a display signal from the handheld device through the first transmission port, and controls the display signal to be output through the second transmission port to the display device for display;   wherein, when the control circuit identifies that the first external device is a charging device, the control circuit stops receiving the first input power and obtains a second input power supplied by the charging device through the second transmission port, and the control device controls the second input power to be output to the first transmission port to supply power to the handheld device.   
     
     
         2 . The control device according to  claim 1 , wherein the control circuit includes:
 a transmission controller having a first identification pin and a second identification pin, wherein the first identification pin is connected to the first transmission port, and the second identification pin is connected to the second transmission port;   a data transmission circuit connected to the first transmission port and the second transmission port;   a peripheral input device;   a peripheral controller connected to the first transmission port and the peripheral input device, wherein the peripheral controller generates an input signal to the first transmission port according to an operation of the peripheral input device to control the handheld device; and   a power transmission circuit connected to the first transmission port, the second transmission port, the transmission controller, and the peripheral controller;   wherein the transmission controller identifies the first external device through the second identification pin, and correspondingly controls the power transmission circuit according to an identification result of the second identification pin to transmit the first input power or the second input power.   
     
     
         3 . The control device according to  claim 2 , wherein, when the first external device is the charging device, the transmission controller controls the power transmission circuit to obtain the second input power and stop receiving the first input power, and the second input power is transmitted to the transmission controller, the peripheral controller, and the first transmission port. 
     
     
         4 . The control device according to  claim 2 , wherein, when the first external device is the display device, the transmission controller controls the power transmission circuit to obtain the first input power, and the first input power is transmitted to the second transmission port, the transmission controller, and the peripheral controller, and wherein the transmission controller controls the data transmission circuit to output the display signal to the second transmission port. 
     
     
         5 . The control device according to  claim 2 , further comprising an auxiliary controller connected to the first transmission port and the peripheral controller, wherein the auxiliary controller receives an audio signal that is input via the first transmission port and outputs the audio signal to the data transmission circuit, and the data transmission circuit outputs the audio signal to the second transmission port. 
     
     
         6 . The control device according to  claim 2 , wherein the peripheral input device is a button device or an analog stick device, and the charging device is a charger or a power bank. 
     
     
         7 . A control device having image output, comprising:
 a transmission interface having a first transmission port, a second transmission port, and a third transmission port; and   a control circuit, wherein, when the first transmission port is connected to a handheld device, the control circuit obtains a first input power supplied by the handheld device through the first transmission port, and wherein, when the second transmission port is connected to the handheld device and the third transmission port is connected to a second external device, the control circuit identifies the first external device;   wherein, when the control circuit identifies that the first external device is a charging device and the second external device connected to the third transmission port is a display device, the control circuit stops receiving the first input power, obtains a second input power supplied by the charging device through the second transmission port, and controls the second input power to be output to the first transmission port to supply power to the handheld device and output to the third transmission port to supply power to the display device, and wherein the control circuit obtains a display signal of the handheld device through the first transmission port, and controls the display signal to be output through the third transmission port to the display device for display.   
     
     
         8 . The control device according to  claim 7 , wherein the control circuit includes:
 a transmission controller having a first identification pin and a second identification pin, wherein the first identification pin is connected to the first transmission port, and the second identification pin is connected to the second transmission port;   a data transmission circuit connected to the first transmission port and the third transmission port;   a peripheral input device;   a peripheral controller connected to the first transmission port and the peripheral input device, wherein the peripheral controller generates an input signal to the first transmission port according to an operation of the peripheral input device to control the handheld device; and   a power transmission circuit connected to the first transmission port, the second transmission port, the third transmission port, the transmission controller, and the peripheral controller;   wherein the transmission controller identifies the first external device through the second identification pin, and correspondingly controls the power transmission circuit according to an identification result of the second identification pin to transmit the first input power or the second input power.   
     
     
         9 . The control device according to  claim 8 , further comprising an auxiliary controller connected to the first transmission port and the peripheral controller, and the auxiliary controller receives an audio signal that is input via the first transmission port and outputs the audio signal to the data transmission circuit. 
     
     
         10 . The control device according to  claim 8 , wherein the peripheral input device is a button device or an analog stick device, and the charging device is a charger or a power bank. 
     
     
         11 . The control device according to  claim 7 , wherein the control circuit includes:
 a transmission controller having a first identification pin, a second identification pin, and a third identification pin, wherein the first identification pin is connected to the first transmission port, the second identification pin is connected to the second transmission port, and the third identification pin is connected to the third transmission port;   a first data transmission circuit connected to the first transmission port and the second transmission port;   a second data transmission circuit connected to the first transmission port and the third transmission port;   a peripheral input device;   a peripheral controller connected to the first transmission port and the peripheral input device, wherein the peripheral controller generates an input signal to the first transmission port according to an operation of the peripheral input device to control the handheld device; and   a power transmission circuit connected to the first transmission port, the second transmission port, the third transmission port, the transmission controller, and the peripheral controller;   wherein the transmission controller identifies the first external device and the second external device through the second identification pin and the third identification pin, and uses identification results of the second identification pin and the third identification pin to correspondingly control operations of the power transmission circuit, the first data transmission circuit, and the second data transmission circuit.   
     
     
         12 . The control device according to  claim 11 , wherein, when the transmission controller identifies that the first external device is the charging device and the second external device is the display device, the transmission controller controls the power transmission circuit to transmit the second input power to the first transmission port, the third transmission port, and the peripheral controller, and the transmission controller controls the second data transmission circuit to output the display signal to the third transmission port. 
     
     
         13 . The control device according to  claim 12 , further comprising an auxiliary controller connected to the first transmission port, the peripheral controller, the first data transmission circuit, and the second data transmission circuit, wherein the auxiliary controller receives an audio signal that is input via the first transmission port, and the transmission controller controls the second data transmission circuit to output the audio signal to the third transmission port. 
     
     
         14 . The control device according to  claim 11 , wherein, when the transmission controller identifies that the first external device is the display device and the second external device is the charging device, the transmission controller controls the power transmission circuit to transmit the second input power to the first transmission port, the second transmission port, and the peripheral controller, and wherein the transmission controller controls the first data transmission circuit to output the display signal to the second transmission port. 
     
     
         15 . The control device according to  claim 14 , further comprising an auxiliary controller connected to the first transmission port, the peripheral controller, the first data transmission circuit, and the second data transmission circuit, wherein the auxiliary controller receives an audio signal that is input via the first transmission port, and the transmission controller controls the first data transmission circuit to output the audio signal to the second transmission port. 
     
     
         16 . The control device according to  claim 11 , further comprising a detection controller connected between the transmission controller and the third transmission port, wherein the transmission controller identifies the second external device through the detection controller. 
     
     
         17 . The control device according to  claim 11 , further comprising:
 an indication interface connected to the peripheral controller, wherein the peripheral controller is connected to the transmission controller, and the peripheral controller correspondingly controls the indication interface according to identification results of the transmission controller at the second identification pin and the third identification pin.   
     
     
         18 . The control device according to  claim 17 , wherein the indication interface includes a first indicator and a second indicator, and when the first external device is the charging device and the second external device is the display device, the peripheral controller controls the first indicator to provide a first indication signal and the second indicator to provide a second indication signal; wherein, when the first external device is the display device and the second external device is the charging device, the peripheral controller controls the first indicator to provide the second indication signal and the second indicator to provide the first indication signal. 
     
     
         19 . The control device according to  claim 18 , wherein the first indicator is a first light-emitting element and the second indicator is a second light-emitting element, and the first indication signal is a first light signal and the second indication signal is a second light signal, and wherein the first light signal and the second light signal display light signals that are different from each other, the first light-emitting element is disposed adjacent to the second transmission port and the second light-emitting element is disposed adjacent to the third transmission port, and the first light-emitting element and the second light-emitting element are light-emitting diodes. 
     
     
         20 . The control device according to  claim 14 , wherein the third transmission port is disposed in a bridge mechanism of the control device, and the bridge mechanism is disposed between a first handle and a second handle of the control device, and wherein the charging device is a power bank and the display device is virtual-reality (VR) glasses, and when the power bank is connected to the third transmission port, the power bank is mounted on the bridge mechanism.